Objective Type Questions on Introduction to Chemistry Class 6 Concise Chemistry ICSE Solutions Ch-1. In this article you would learn how to solve Objective Type Questions on Introduction to Chemistry with hint and reason . Visit official Website CISCE for detail information about ICSE Board Class-6.
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Objective Type Questions on Introduction to Chemistry Class 6 Concise Chemistry ICSE Solutions
| Board | ICSE |
| Publications | Selina Publication |
| Subject | Chemistry |
| Class | 6th |
| Chapter-1 | Introduction to Chemistry |
| Book Name | Concise |
| Topics | Solution of Objective Type Questions |
| Academic Session | 2025-2026 |
Objective Type Questions on Introduction to Chemistry
Que-1: Trinitrotoluene is used as:
(i)a preservative
(ii)a fertiliser
(iii)a fuel
(iv)an explosive
Ans- an explosive
Reason — Trinitrotoluene (T.N.T) is an explosive, which is a product of chemistry that contribute to national defence.
Que-2: Which one of the following is a pesticide?
(i)benzoic acid
(ii)aldrin
(iii)sugar
(iv)gun powder
Ans- aldrin
Reason — Pesticides are the chemicals used to kill pests which affect the yield of crops and fruits.
Example : Aldrin
Que-3: Mortar is used as:
(i)a plastic material
(ii)a building material
(iii)an insecticide
(iv)a medicine
Ans- a building material
Reason — Mortar is a mixture of cement, sand and water. It is used as building material in construction of buildings.
Que-4: Urea is an important:
(i)fuel
(ii)preservative
(iii)fertiliser
(iv)food item
Ans- fertiliser
Reason — Urea is an important fertiliser that will provide essential nutrients to crops and increase their yield.
Que-5: The chemicals prescribed by a doctor in treatment of infectious diseases are called:
(i)antigens
(ii)preservatives
(iii)antibiotics
(iv)fertilisers
Reason — The chemicals prescribed by a doctor in treatment of infectious diseases are called antibiotics.
Example : Penicillin, Tetracyclin etc.,
Fill in the blanks
Que-1: … … ….. deals with the study of matter and the changes it undergoes.
Ans- Chemistry deals with the study of matter and the changes it undergoes.
Que-2: … ….. … help to increase the production of food.
Ans- Fertilisers help to increase the production of food.
Que-3: Food items like jams and pickles are protected by using … ….. …
Ans- Food items like jams and pickles are protected by using preservatives.
Que-4: L.P.G. is used for ….. .. ….
Ans- L.P.G. is used for cooking.
Que-5: Inert gases were discovered by … ….. …
Ans- Inert gases were discovered by William Ramsay.
State True or False
Write “True” of “False” against the following statements and correct the false ones.
Que-1: Chemistry plays an important role in our national economy. ……………
Ans- True
Que-2: Antibiotics are used as preservatives. ……………
Ans- False
Correct Statement — Antibiotics are used as medicines.
Que-3: D.D.T. is an important fertiliser. ……………
Ans- False
Correct Statement — D.D.T. is an important insecticide.
Que-4: Gunpowder is an insecticide. ……………
Ans- False
Correct Statement — Gunpowder is an explosive.
Que-5: Enzymes secreted by our body are chemicals. ……………
Ans- True
Match the Following
Match the following words in column A with those in column B :
| Column A | Column B |
|---|---|
| (a) Clothing | (i) toothpaste, cosmetic |
| (b) Green revolution | (ii) nylon, wool |
| (c) Building materials | (iii) agriculture |
| (d) Commodities of daily use |
(iv) mortar, cement |
Ans- (a)- (ii)
(b)- (iii)
(c)- (iv)
(d)- (i)
Match the following scientists in column A with their discoveries or contribution in column B :
| Column A | Column B |
|---|---|
| (a) Marie Curie | (i) Safety lamp |
| (b) John Dalton | (ii) Helium |
| (c) William Ramsey | (iii) Nobel prize winner (two times) |
| (d) Sir Humphry davy | (iv) Atomic theory |
Ans- (a)- (iii)
(b)- (iv)
(c)- (ii)
(d)- (i)
— : End of Objective Type Questions on Introduction to Chemistry Class 6 Concise Chemistry ICSE Solutions :–
Return to:- ICSE Class-6 Concise Selina Solutions
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